This builds off of the recursion checking introduced by -depth to avoid
a deadlock if/when we recurse into ourselves while looking up the user's
UID to compare it to the configured value.

--- pam_ldap-185/ldap.conf	2005-08-17 18:35:13.000000000 -0400
+++ pam_ldap-185/ldap.conf	2006-02-09 14:14:05.000000000 -0500
@@ -177,8 +177,8 @@
 #nss_base_aliases	ou=Aliases,dc=padl,dc=com?one
 #nss_base_netgroup	ou=Netgroup,dc=padl,dc=com?one
 
-# Just assume that there are no supplemental groups for these named users
-nss_initgroups_ignoreusers root,ldap,named,avahi,haldaemon,dbus,radvd,tomcat,radiusd,news,mailman,nscd,gdm,polkituser,rtkit,pulse
+# Just assume that there are no supplemental groups for system users.
+nss_initgroups_minimum_uid 500
 
 # attribute/objectclass mapping
 # Syntax: